/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 26727
 * Date: 2024-05-27
 * Time: 22:44
 */
public class Test10 {
    public static void main(String[] args) {
        String str = "    hello world classmate    " ;
        System.out.println(str.trim());
    }
}
